LAUNCH      X-431 IMMO ELITE User Manual 
7 Service (Reset) Function   
This module provides an easy dial to quickly access the most commonly 
performed service functions. It offers coding, reset, relearn and more service 
functions, to help vehicles get back to functional status after repair or 
replacement. 
7.1 Oil Reset Service 
This function enables you to reset the oil service for the engine oil life system, 
which calculates an optimal oil life change interval depending on the vehicle 
driving conditions and weather events. 
It needs to be performed in the following cases: 
1. If the service lamp is on, run car diagnostics first for troubleshooting. After 
that, reset the driving mileage or driving time, so as to turn off the service 
lamp and enable a new driving cycle. 
2. If the service lamp is not on, but you have changed the engine oil or electric 
appliances that monitor oil life, you need to reset the service lamp. 
7.2 Electronic Parking Brake Reset 
This function enables you to reset the brake pad after replacing the brake pad. 
It needs to be performed in the following cases: 
1. The brake pad and brake pad wear sensor are replaced. 
2. The brake pad indicator lamp is on. 
3. The brake pad sensor circuit is short, which is recovered. 
4. The servo motor is replaced. 
7.3 Steering Angle Calibration 
This function enables you to reset the steering angle, after replacing the steering 
angle position sensor, replacing steering mechanical parts (such as steering 
gearbox, steering column, end tie rod, steering knuckle), performing four-wheel 
alignment, or recovering car body. 
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